97623499 has 4 divisors (see below), whose sum is σ = 97655680. Its totient is φ = 97591320.

The previous prime is 97623497. The next prime is 97623517. The reversal of 97623499 is 99432679.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 97623499 - 2¹ = 97623497 is a prime.

It is a super-3 number, since 3×97623499³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97623497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11004 + ... + 17785.

It is an arithmetic number, because the mean of its divisors is an integer number (24413920).

Almost surely, 2^97623499 is an apocalyptic number.

97623499 is a deficient number, since it is larger than the sum of its proper divisors (32181).

97623499 is a wasteful number, since it uses less digits than its factorization.

97623499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32180.

The product of its digits is 734832, while the sum is 49.

The square root of 97623499 is about 9880.4604649783. The cubic root of 97623499 is about 460.4524518021.

The spelling of 97623499 in words is "ninety-seven million, six hundred twenty-three thousand, four hundred ninety-nine".